drm/nouveau/gk20a: reclocking support

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Add support for reclocking on GK20A, using a statically-defined pstates
table. The algorithms for calculating the coefficients and setting the
clocks are directly taken from the ChromeOS kernel.

Signed-off-by: Alexandre Courbot <acourbot@nvidia.com>
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>

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Alexandre Courbot 2014-07-26 18:41:41 +09:00 • committed by Ben Skeggs

parent bb4d29df5e

commit b13a0a9e29

5 changed files with 669 additions and 0 deletions

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1

drivers/gpu/drm/nouveau/Makefile

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drivers/gpu/drm/nouveau/core/engine/device/nve0.c

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drivers/gpu/drm/nouveau/core/include/subdev/clock.h

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drivers/gpu/drm/nouveau/core/os.h

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drivers/gpu/drm/nouveau/core/subdev/clock/gk20a.c

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